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Howie's has collected data for 20 weeks, 140 days in all. The variables are Day (Monday-Sunday), Supply (number of loaves baked that day), OnSale (where French bread is on sale), and Demand (loaves actually sold that day). Howie's would like you to see whether regression can be used to estimate the Demand from other data in the file. So that Howies can determine the daily supply in a more cost effective way.

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